Join the Most Relevant JEE Main 2025 Test Series & get 99+ percentile! Join Now
Search any question & find its solution
Question: Answered & Verified by Expert
What causes the tricuspid and bicuspid valves to open during the cardiac cycle?
BiologyBody Fluids and CirculationNEET
Options:
  • A Increased pressure in the atria
  • B Decreased pressure in the ventricles
  • C Increased pressure in the ventricles
  • D Decreased pressure in the atria
Solution:
1964 Upvotes Verified Answer
The correct answer is: Decreased pressure in the ventricles
As the ventricular pressure declines, the tricuspid and bicuspid valves are pushed open by the pressure in the atria exerted by the blood, allowing the blood to move freely to the ventricles.

Looking for more such questions to practice?

Download the MARKS App - The ultimate prep app for IIT JEE & NEET with chapter-wise PYQs, revision notes, formula sheets, custom tests & much more.